ANT+ / Bluetooth smart dual chest strap Sigma R1 Comfortex+ suitable for Sigma ROX GPS 4.0/10.0/11.0/11.1/12.0 and iD.FREE/iD.TRI multisport watches

• Brand: Sigma
• Model: R1 Comfortex+
• suitable for Sigma ROX GPS 4.0/10.0/11.0/11.1/12.0 and iD.FREE/iD.TRI multisport watches
• Function: Accurately recording your heart rate
• Can be used with devices equipped with ANT+ and/or Bluetooth Smart that are compatible with a heart rate monitor
• The laminated electrodes ensure that the elastic chest strap feels comfortable, even when you are not exercising yet
• Waterproof
• Washable up to 30 degrees
• Color: black

Sigma chest strap Ant+ / Bluethooth smart dual R1 comfortex textile complete for ROX GPS 4.0/10.0/11.0/11.1/12.0/12.1 EVO and iD.FREE/iD.TRI multisport watches